Patents by Inventor Wilfried Kramb

Wilfried Kramb has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: D992769
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: July 18, 2023
    Assignee: ZUMTOBEL LIGHTING GMBH
    Inventors: Klaus Adolph, Wilfried Kramb
  • Patent number: D993466
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: July 25, 2023
    Assignee: ZUMTOBEL LIGHTING GMBH
    Inventors: Klaus Adolph, Wilfried Kramb
  • Patent number: D994155
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: August 1, 2023
    Assignee: ZUMTOBEL LIGHTING GMBH
    Inventors: Klaus Adolph, Wilfried Kramb